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Welcome to the Colorado State University Extension Western Colorado Entomology web site. This site was created and is maintained by Tri River Area Extension Entomology & Agronomy, and is dedicated to presenting factual information on the insects and insect related issues affecting western Colorado.

2026 PMW   arrow

February 24-25, 2026

*New Location*

Clifton Community Center (north building)

3270 D 1/2 Rd., Clifton, CO

Please enter thru the West Entrance for registration
(North Entrance will be locked)


FEES


Commercial Applicators*
(Qualified Supervisors/Certified Operators): $135

Private Applicators, Technicians, Others: $70

*To receive credit in ANY of the numbered categories you must register as a commercial applicator

Additional Fees
Late Fee (if registration is received after 02/20/2026): $20/person
Pay at the Door Fee: $30/person

Cancellation Policy
Cancellation must be received by the end of the day on:
02/17/2026 for a full refund
02/20/2026 for a 50% refund
No refund after 02/20/2026


Click here to register online through Eventbrite*
or
Call to register or request a refund 970-244-1834

*Additional fees applied


Need Out-of-State Credits?

Continuing education credits are also available for commercial pesticide applicators holding a reciprocal licensed in other states. If other state credits are needed please contact us no later than 30 days prior to the workshop, and we will try to make arrangements.


Thank You to Our Sponsors!

Gold Level Sponsors

Silver Level Sponsors

Copper Level Sponsors


Tentative Schedule

Tuesday AM, February 24th

Core Categories
*

Rooms 55, 56, 57
, 51

TimeCategory
Title
Speaker
7:50-8:00Introduction and New InstructionsMelissa Schreiner
CSU Extension-Tri River Area
8:00-8:30Use of Pesticides
Plant Health Care 101
Joe Boffa
Rainbow Ecoscience
8:30-9:00Pesticides & Their Families
Pesticide Label Reading
Lisa Blecker
Colorado State University-Ft. Collins
9:00-10:00Laws & Regulations I & II
CDA Regulatory Update
Mira McBroome
Colorado Dept. of Ag
10:00-10:30Break-Thank You to Our Sponsors
10:30-11:00Environmental Protection
Emerging Pests, CAPS, and Apiary Update
Aja Bos
Colorado Dept. of Ag
11:00-11:30Applicator Safety
Common PPE Mistakes
Lisa Blecker
Colorado State University-Ft. Collins
11:30-12:00Public Safety
Maintaining Public Safety During Pesticide Applications
Lisa Blecker
Colorado State University-Ft. Collins
12:00-1:00Lunch provided at Clifton Community Center, in the gymnasium, (included with registration fee, please relay any dietary requests at registration).The Ribber Catering
*Required for all commercial and private licensed applicators.
TimeCategory
Title
Speaker
1:00-2:00108 Aquatic Pest Control
Update on Molluscicide Treatments & Zebra Mussels
Maddie Baker
Colorado Parks & Wildlife
2:00-3:00101 Ag Insect Control
Corn Earworm and Japanese Beetle
Melissa Schreiner
CSU Extension Tri-River Area
3:00-3:15Break
3:15-4:15102 Ag Disease Control
Where to Start with Plant Diseases
Dr. Charlotte Oliver
CSU Extension Viticulture
4:15-5:15103 Ag Weed Control
Steps for Spray Application Decision Making
Mariah Foley
Colorado State University Extension-Garfield County
*You must register as a commercial applicator to receive credit in any of these categories.

Tuesday PM, February 24th

Turf & Ornamental Session
*

Room 56

TimeCategory
Title
Speaker
1:00-2:00206 (1) Turf Pests
Turf Insects
Dr. Kelly Kopp
Utah State University
2:00-3:00206 (2) Turf Diseases
Turf Diseases
Dr. Kelly Kopp
Utah State University
3:00-3:15Break
3:15-4:15207 (1) Ornamental Pests
Insect and Disease Challenges in the Intermountain West
Joe Boffa
Rainbow Ecoscience
4:15-5:15207 (2) Ornamental Pests
Common Pest Issues in the TRA
Mollie Freilicher
Colorado State University Extension-TRA
*You must register as a commercial applicator to receive credit in any of these categories.

Wednesday AM, February 25th


Natural Resources Session
*

Room 56

TimeCategory
Title
Speaker
8:00-9:00106 Forest Pest Control
Forest Insects West of the Continental Divide
David Leatherman
CSU CSFS Forest Entomologist, retired
9:00-10:00107 Rangeland Pest Control
Management Before & After Wildfire
Teresa Nees
Merry Jane Weed Management
Jude Sirota
Mesa Co. Weed & Pest, retired
10:00-10:15Break
10:15-11:15109 Industrial & Right-Of-Way
Katie Koenig
Corteva Agriscience
11:15-12:15302 Outdoor Vertebrate Control
Vole and Pocket Gopher Services
Brandon Ewals-Strains
Northern Colorado Pest and Wildlife Control
*You must register as a commercial applicator to receive credit in any of these categories.

Wednesday AM, February 25th

Residential &


Commercial Session*

Room 57

TimeCategory
Title
Speaker
8:00-9:00301 Wood Destroying Organisms
Termites
Danny Wolfertz
Wolfco
9:00-10:00110 Public Heath
Ticks of Colorado and Expanding Surveillance
Dr. Chris Roundy
Colorado Dept of Public Health & Environment
10:00-10:15Break
10:15-11:15304 (1) Residential & Commercial
Arachnids Found in and around Colorado Homes
Dr. Whitney Cranshaw
CSU Extension-Entomologist, retired
11:15-12:15304 (2) Residential & Commercial
Insects that are Nuisance Invaders of Buildings
Dr. Whitney Cranshaw
CSU Extension-Entomologist, retired
*You must register as a commercial applicator to receive credit in any of these categories.

Updated 1/7/2026

Western Colorado Insects
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